OpenTechnical

OT-2026-000037290

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037290) never changes.

Identity and time

Publication numberOT-2026-000037290 · never reused
Internal UUID01a0ae77-b8cc-7acd-9d26-b7ac28c3691e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037290
StatusPUBLIC

Content hashes

Canonical text132349482a920b64949fdb19e4851bf6341122b6ee7ca9fd26303319a06526b5
Markdowna5e7ebe2f378b458c0e8a2759e32232156c48c879a469c92b4804562aae5cca1
PDF
Publication page2c5b8e207948772aac561c4b15f1a4ccb5935af5cfcef4ecf07ad2cf0c6eeb45
Manifestb86d70cddd450bc25d9b6346e99ad0fb3701d6bf3635f9cd18608d7443334f2a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureaPGVitzbBUn9BaYD+0JnYRWM4XoojAmEZcMU9qgdcOidOHs1rwLUHAfaGvWGZZ4HEtH7uciqEEbBO5IG6ZeiBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:34.332222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037290
observed 2c5b8e207948772aac561c4b15f1a4cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.314296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037290/manifest.json
observed b86d70cddd450bc25d9b6346e99ad0fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.297429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037290/publication.md
observed a5e7ebe2f378b458c0e8a2759e322321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.279738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037290/publication.txt
observed 132349482a920b64949fdb19e4851bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.